Improved Hierarchical Clustering for Face Images in Videos: Integrating positional and temporal information with HAC.
Subhradeep KayalPublished in: ICMR (2014)
Keyphrases
- temporal information
- hierarchical clustering
- face images
- video sequences
- facial expressions
- video database
- face recognition
- human faces
- clustering method
- principal component analysis
- automatic face
- face recognition systems
- spatial information
- temporal events
- low resolution
- facial features
- face databases
- feature vectors
- pose variations
- training set
- video frames
- input image
- age estimation
- video data
- human face recognition
- contextual information
- high resolution
- face verification
- recognition rate
- clustering algorithm
- face detection
- visual information
- feature extraction
- database
- image processing
- moving objects
- spatio temporal
- k means
- motion estimation
- feature space
- decision trees
- image features
- hierarchical agglomerative clustering
- nearest neighbor